以百里酚兰为指示剂，用氢氧化钠标准滴定溶液测定植物油中游离脂肪酸。
To determine the free fatty ac id in vegetable oil with NaOH's standard titration solution, using Thymol Blue as its indicator.
[方法]以百里酚兰为指示剂，用氢氧化钠标准滴定溶液测定植物油中游离脂肪酸。
[Methods] to determine the free fatty ac id in vegetable oil with NaOH's standard titration solution, using Thymol Blue as its indicator.
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